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Finding the Fourth Proportional to 474,552.51, 654,882.47 and 259,692.58

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Solution

The fourth proportional to 474,552.51, 654,882.47 and 259,692.58 is: 358,375.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,552.51 : 654,882.47 = 259,692.58 : x
  2. Step 2: Convert to fraction form
    474,552.51/654,882.47 = 259,692.58/x
  3. Step 3: Cross multiply
    474,552.51x = 654,882.47 × 259,692.58
  4. Step 4: Simplify right side
    474,552.51x = 170,068,118,231.07
  5. Step 5: Solve for x
    x = 170,068,118,231.07/474,552.51
  6. Step 6: Final answer
    x = 358,375.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.